package com.haina.shop.service;

import com.haina.shop.domain.UserCollection;
import com.baomidou.mybatisplus.extension.service.IService;

/**
* @author 48077
* @description 针对表【tz_user_collection】的数据库操作Service
* @createDate 2024-07-31 18:34:30
*/
public interface UserCollectionService extends IService<UserCollection> {

    int  collection(Long prodId);

    void addOrCancel(Long prodId);
    long selectByUserId(String userId);


}
